﻿<!DOCTYPE html>
<HTML>
<HEAD>
  <TITLE> ZTREE DEMO - Hide Ordinary Node</TITLE>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
  <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
  <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
  <!--<script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>-->
  <script type="text/javascript" src="../../../js/jquery.ztree.exhide-3.5.js"></script>
  <SCRIPT type="text/javascript">
    <!--
    var setting = {
      data: {
        key: {
          title: "title"
        },
        simpleData: {
          enable: true
        }
      }
    };

    var zNodes = [
      { id: 1, pId: 0, name: "pNode 1", title: "", open: true },
      { id: 11, pId: 1, name: "pNode 11", title: "" },
      { id: 111, pId: 11, name: "leaf node  111", title: "", isHidden: true },
      { id: 112, pId: 11, name: "leaf node  112", title: "" },
      { id: 113, pId: 11, name: "leaf node  113", title: "" },
      { id: 12, pId: 1, name: "pNode 12", title: "", isHidden: true },
      { id: 121, pId: 12, name: "leaf node  121", title: "" },
      { id: 122, pId: 12, name: "leaf node  122", title: "", isHidden: true },
      { id: 123, pId: 12, name: "leaf node  123", title: "" },
      { id: 2, pId: 0, name: "pNode 2", title: "" },
      { id: 21, pId: 2, name: "pNode 21", title: "", isHidden: true },
      { id: 211, pId: 21, name: "leaf node  211", title: "" },
      { id: 212, pId: 21, name: "leaf node  212", title: "" },
      { id: 213, pId: 21, name: "leaf node  213", title: "" },
      { id: 22, pId: 2, name: "pNode 22", title: "" },
      { id: 221, pId: 22, name: "leaf node  221", title: "" },
      { id: 222, pId: 22, name: "leaf node  222", title: "" },
      { id: 223, pId: 22, name: "leaf node  223", title: "" }
    ];

    function setTitle(node) {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      var nodes = node ? [node] : zTree.transformToArray(zTree.getNodes());
      for (var i = 0, l = nodes.length; i < l; i++) {
        var n = nodes[i];
        n.title = "[" + n.id + "] isFirstNode = " + n.isFirstNode + ", isLastNode = " + n.isLastNode;
        zTree.updateNode(n);
      }
    }

    function count() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        hiddenCount = zTree.getNodesByParam("isHidden", true).length;
      $("#hiddenCount").text(hiddenCount);
    }

    function showNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getNodesByParam("isHidden", true);
      zTree.showNodes(nodes);
      setTitle();
      count();
    }

    function hideNodes() {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo"),
        nodes = zTree.getSelectedNodes();
      if (nodes.length == 0) {
        alert("Please select one node at least.");
        return;
      }
      zTree.hideNodes(nodes);
      setTitle();
      count();
    }

    $(document).ready(function() {
      $.fn.zTree.init($("#treeDemo"), setting, zNodes);
      $("#hideNodesBtn").bind("click", { type: "rename" }, hideNodes);
      $("#showNodesBtn").bind("click", { type: "icon" }, showNodes);
      setTitle();
      count();
    });
    //-->
  </SCRIPT>
</HEAD>

<BODY>
<h1>Hide Ordinary Node</h1>
<h6>[ File Path: exhide/common.html ]</h6>
<div class="content_wrap">
  <div class="zTreeDemoBackground left">
    <ul id="treeDemo" class="ztree"></ul>
  </div>
  <div class="right">
    <ul class="info">
      <li class="title">
        <h2>1, Explanation of setting</h2>
        <ul class="list">
          <li>Use this freature, you don't need to set any attributes.</li>
        </ul>
      </li>
      <li class="title">
        <h2>2, Explanation of treeNode</h2>
        <ul class="list">
          <li class="highlight_red">Before you init zTree, set treeNode.isHidden = true, and you can hide the node.</li>
          <li>
            <p>
              Hide or show the nodes:<br/><br/>
              Try: [ <a id="hideNodesBtn" href="#" onclick="return false;">Hide the nodes which be selected</a> ]<br/>
              &nbsp;&nbsp;&nbsp;&nbsp;[ <a id="showNodesBtn" href="#" onclick="return false;">Show all of the nodes which be hidden</a> ]<br/><br/>
              <ul id="log" class="log" style="height: 65px;">
                <li>Total hidden nodes ('isHidden' is true): <span id="hiddenCount" class="highlight_red"></span> 个</li>
                <li>After hide nodes, you can see the 'isFirstNode' and 'isLastNode' attributes on the nodes which still be shown.</li>
              </ul>
            </p>
          </li>
        </ul>
      </li>
      <li class="title">
        <h2>3、Other explanation</h2>
        <ul class="list">
          <li>Hide nodes will effect the 'isFirstNode' and 'isLastNode' attributes, but will not effect the 'getPreNode()' and 'getNextNode()' method.</li>
        </ul>
      </li>
    </ul>
  </div>
</div>
</BODY>
</HTML>